AU5921186A - Pulp decolor process - Google Patents
Pulp decolor processInfo
- Publication number
- AU5921186A AU5921186A AU59211/86A AU5921186A AU5921186A AU 5921186 A AU5921186 A AU 5921186A AU 59211/86 A AU59211/86 A AU 59211/86A AU 5921186 A AU5921186 A AU 5921186A AU 5921186 A AU5921186 A AU 5921186A
- Authority
- AU
- Australia
- Prior art keywords
- pulp
- decolor
- decolor process
- pulp decolor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/917—Color
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71123885A | 1985-03-13 | 1985-03-13 | |
US06/903,833 US4724045A (en) | 1985-03-13 | 1986-09-03 | Pulp decolor process |
GB8624625A GB2196619B (en) | 1985-03-13 | 1986-10-14 | Pulp decolor process |
Publications (2)
Publication Number | Publication Date |
---|---|
AU5921186A true AU5921186A (en) | 1988-01-07 |
AU584715B2 AU584715B2 (en) | 1989-06-01 |
Family
ID=36915762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU59211/86A Ceased AU584715B2 (en) | 1985-03-13 | 1986-06-25 | Pulp decolor process |
Country Status (5)
Country | Link |
---|---|
US (1) | US4724045A (en) |
AU (1) | AU584715B2 (en) |
FR (1) | FR2605306B1 (en) |
GB (1) | GB2196619B (en) |
PT (1) | PT83603B (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5429717A (en) * | 1986-12-22 | 1995-07-04 | Aga Aktiebolag | Method of washing of alkaline pulp by adding carbon dioxide to the pulp |
SE459925B (en) * | 1987-12-23 | 1989-08-21 | Boliden Ab | SEPARATION OF HARTS WORLD MASS DISPENSER |
US5032286A (en) * | 1988-10-18 | 1991-07-16 | Boise Cascade Corporation | Pulp mill effluent color removal process |
US4874521A (en) * | 1988-10-18 | 1989-10-17 | Boise Cascade Corporation | Pulp mill effluent color removal process |
EP0606291B1 (en) * | 1991-10-01 | 1996-04-24 | Tex-A-Tec Ag | Process and device for recovering components from dyestuff dispersions |
US7029553B1 (en) * | 1992-07-24 | 2006-04-18 | Peach State Labs, Inc. | Urea sulfate and urea hydrochloride in paper and pulp processing |
US5360551A (en) * | 1993-04-01 | 1994-11-01 | Crompton & Knowles Corporation | Process for color reduction of dye wastewater |
US5635024A (en) * | 1993-08-20 | 1997-06-03 | Bountiful Applied Research Corporation | Process for separating lignins and dissolved organic compounds from kraft spent liquor |
US5670020A (en) * | 1995-06-01 | 1997-09-23 | International Paper Company | Foam separation method for reducing AOX, COD, and color bodies of kraft pulp bleach plant effluents |
US7422692B1 (en) * | 1999-04-12 | 2008-09-09 | Launeil Neil Sanders | Raw influent treatment processes eliminating secondary biological treatment |
US6830696B1 (en) | 2003-12-01 | 2004-12-14 | University Of Florida Research Foundation, Inc. | Treatment of spent pulping liquor with lignin separation to recover alkali pulping chemicals in manufacture of paper pulp |
US7713422B2 (en) * | 2004-09-07 | 2010-05-11 | K.I. System Co., Ltd. | Black liquor treatment method |
WO2006088818A1 (en) * | 2005-02-15 | 2006-08-24 | Georgia Tech Research Corporation | Method for altering the tack of materials |
US8512523B2 (en) * | 2006-02-14 | 2013-08-20 | Georgia Tech Research Corporation | Method for altering the tack of materials |
US7943041B1 (en) | 2006-05-11 | 2011-05-17 | Kurt Standley | System for removing particulate matter from wastewater |
US7767092B2 (en) * | 2006-11-14 | 2010-08-03 | Konica Minolta Business Technologies, Inc. | Decolorization method of colored effluent |
WO2009021216A2 (en) * | 2007-08-08 | 2009-02-12 | Bountiful Applied Research Corp. | Lignin dewatering process |
CN101486797B (en) * | 2008-01-16 | 2010-12-08 | 山东泉林纸业有限责任公司 | Method for extracting fulvic acid from straw pulp black liquor by ammonium sulfite method |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1467805A (en) * | 1965-11-15 | 1967-02-03 | Ct Tech De L Ind Des Papiers | Physico-chemical process for the purification of wastewater, in particular effluents from the manufacture of so-called chemical and semi-chemical pulp |
US3740363A (en) * | 1969-10-27 | 1973-06-19 | Gulf States Paper Corp | Effluent treatment processes |
SU445623A1 (en) * | 1971-01-11 | 1974-10-05 | Всесоюзный научно-исследовательский институт целлюлозно-бумажной промышленности | The method of wastewater treatment sulphate-pulp production |
US3829388A (en) * | 1972-08-01 | 1974-08-13 | Betz Laboratories | Beneficiation of lignin solutions and pulp mill wastes |
US3990969A (en) * | 1972-10-04 | 1976-11-09 | Uddeholms Aktiebolag | Purification of waste water from sulphate pulp bleaching plants |
SE372298B (en) * | 1972-10-04 | 1974-12-16 | Uddeholms Ab | |
US4000033A (en) * | 1973-04-25 | 1976-12-28 | Canadian Patents And Development Limited | Removal of color and organic matter from kraft process bleach effluents |
CA1024274A (en) * | 1973-11-28 | 1978-01-10 | Pulp And Paper Research Institute Of Canada | Treatment of pulp mill effluents |
US4089780A (en) * | 1975-10-21 | 1978-05-16 | Nalco Chemical Company | Color removal process |
US4058458A (en) * | 1975-12-05 | 1977-11-15 | Nalco Chemical Company | Removal of color from paper mill waste waters |
US4179329A (en) * | 1976-01-09 | 1979-12-18 | Nalco Chemical Company | Removal of color from paper mill waste waters |
US4374027A (en) * | 1978-02-06 | 1983-02-15 | International Telephone And Telegraph Corporation | Process for the secondary treatment of wastewater |
AT377546B (en) * | 1983-02-25 | 1985-03-25 | Dieter J Becker | METHOD FOR PURIFYING CELLULAR PRODUCTION, ESPECIALLY CHLORINE BLEACHING CELLFUM, WASTE WASTE |
US4695386A (en) * | 1985-05-20 | 1987-09-22 | Advanced Separation Technologies Incorporated | Process for the decolorization of pulp mill process streams |
-
1986
- 1986-06-25 AU AU59211/86A patent/AU584715B2/en not_active Ceased
- 1986-09-03 US US06/903,833 patent/US4724045A/en not_active Expired - Fee Related
- 1986-10-14 GB GB8624625A patent/GB2196619B/en not_active Expired
- 1986-10-20 FR FR868614554A patent/FR2605306B1/en not_active Expired - Lifetime
- 1986-10-22 PT PT83603A patent/PT83603B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4724045A (en) | 1988-02-09 |
FR2605306B1 (en) | 1991-07-12 |
FR2605306A1 (en) | 1988-04-22 |
GB8624625D0 (en) | 1986-11-19 |
GB2196619A (en) | 1988-05-05 |
GB2196619B (en) | 1991-03-13 |
PT83603A (en) | 1987-05-29 |
PT83603B (en) | 1988-10-14 |
AU584715B2 (en) | 1989-06-01 |
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